<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        p {
            color: red;
            font-size: 30px;
        }
    </style>
</head>
<body>
    <p>hello</p>
    
    <div class="font32">我是一个div，class为font32</div>
    <div class="font32">我是一个div，class为font32</div>
    <div><a href="#">我是一个div</a></div>
    <ul>
        <li>aaa</li>
        <li>bbb</li>
        <li><a href="#">ccc</a></li>
    </ul>
    <ol>
        <li>1111</li>
        <li>2222</li>
        <li>3333</li>
    </ol>
    <button id="submit">提交</button>

    <div class="text1">我是文本1</div>
    .text1{
        color: red;
    }
</body>
</html>
